Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kho me cong snippets" » "kho mem cong snippets", "kho te cong snippets", "kho ve cong snippets", "kho mu cong snippets", "cho me cong snippets", "khoe men cong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("kho me cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho me cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kho me cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kho me cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.